Merge #3540

3540: Bump anyhow from 1.0.37 to 1.0.38 r=mergify[bot] a=dependabot[bot]

Bumps [anyhow](https://github.com/dtolnay/anyhow) from 1.0.37 to 1.0.38.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/dtolnay/anyhow/releases">anyhow's releases</a>.</em></p>
<blockquote>
<h2>1.0.38</h2>
<ul>
<li>Support using anyhow::Error in code executed by Miri (<a href="https://github.com/dtolnay/anyhow/issues/134">#134</a>, thanks <a href="https://github.com/thomcc"><code>@​thomcc</code></a>)</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/dtolnay/anyhow/commit/6a16413b656f20480dc8edfa2efe01bad2b0e710"><code>6a16413</code></a> Release 1.0.38</li>
<li><a href="https://github.com/dtolnay/anyhow/commit/f3fe8bdd043cab67fa6551d9d213376e97409fba"><code>f3fe8bd</code></a> Restore compatibility with rustc pre-1.38</li>
<li><a href="https://github.com/dtolnay/anyhow/commit/62673e2ccf8f0b20519c3a610f8d8b5aaf99e6f9"><code>62673e2</code></a> Adopt some NonNull wrappers</li>
<li><a href="https://github.com/dtolnay/anyhow/commit/d1b0c9a17c6108bdedab1153c48acc42b82c2649"><code>d1b0c9a</code></a> Only need vtable function for a type erased ErrorImpl</li>
<li><a href="https://github.com/dtolnay/anyhow/commit/bd5e39bd15ad7af45d2d58e6623ef9ac0c774c01"><code>bd5e39b</code></a> Elide ErrorImpl type parameter if erased</li>
<li><a href="https://github.com/dtolnay/anyhow/commit/ae372df93ff821347f2183f546b167c9bcd37358"><code>ae372df</code></a> Merge pull request 134 from thomcc/mirimiri</li>
<li><a href="https://github.com/dtolnay/anyhow/commit/52c2c4c4424e2f339c1b98796400a89c680ae948"><code>52c2c4c</code></a> Fix parse failure in doc test</li>
<li><a href="https://github.com/dtolnay/anyhow/commit/9757e7f6ac862a3d7f241e3fb070bf192ffb1c97"><code>9757e7f</code></a> Add miri to CI</li>
<li><a href="https://github.com/dtolnay/anyhow/commit/87fdd9ec91b40f08f975cf3cb6981c2037d5f458"><code>87fdd9e</code></a> Allow running tests under miri</li>
<li><a href="https://github.com/dtolnay/anyhow/commit/cb841d6e3293daf6f2f7f75cd618d347e1dd5c41"><code>cb841d6</code></a> Fix catching clippy warnings as CI failures</li>
<li>Additional commits viewable in <a href="https://github.com/dtolnay/anyhow/compare/1.0.37...1.0.38">compare view</a></li>
</ul>
</details>
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